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<?php

class Input_test extends CI_TestCase {

public function set_up()

{

// Set server variable to GET as default, since this will leave unset in STDIN env

$_SERVER['REQUEST_METHOD'] = 'GET';

// Set config for Input class

$this->ci_set_config('allow_get_array', TRUE);

$this->ci_set_config('global_xss_filtering', FALSE);

$this->ci_set_config('csrf_protection', FALSE);

$security = new Mock_Core_Security();

$this->ci_set_config('charset', 'UTF-8');

$utf8 = new Mock_Core_Utf8();

$this->input = new Mock_Core_Input($security, $utf8);

}

// --------------------------------------------------------------------

public function test_get_not_exists()

{

$this->assertTrue($this->input->get() === array());

$this->assertTrue($this->input->get('foo') === NULL);

}

// --------------------------------------------------------------------

public function test_get_exist()

{

$_SERVER['REQUEST_METHOD'] = 'GET';

$_GET['foo'] = 'bar';

$this->assertArrayHasKey('foo', $this->input->get());

$this->assertEquals('bar', $this->input->get('foo'));

}

// --------------------------------------------------------------------

public function test_get_exist_with_xss_clean()

{

$_SERVER['REQUEST_METHOD'] = 'GET';

$_GET['harm'] = "Hello, i try to <script>alert('Hack');</script> your site";

$this->assertArrayHasKey('harm', $this->input->get());

$this->assertEquals("Hello, i try to <script>alert('Hack');</script> your site", $this->input->get('harm'));

$this->assertEquals("Hello, i try to [removed]alert&#40;'Hack'&#41;;[removed] your site", $this->input->get('harm', TRUE));

}

// --------------------------------------------------------------------

public function test_post_not_exists()

{

$this->assertTrue($this->input->post() === array());

$this->assertTrue($this->input->post('foo') === NULL);

}

// --------------------------------------------------------------------

public function test_post_exist()

{

$_SERVER['REQUEST_METHOD'] = 'POST';

$_POST['foo'] = 'bar';

$this->assertArrayHasKey('foo', $this->input->post());

$this->assertEquals('bar', $this->input->post('foo'));

}

// --------------------------------------------------------------------

public function test_post_exist_with_xss_clean()

{

$_SERVER['REQUEST_METHOD'] = 'POST';

$_POST['harm'] = "Hello, i try to <script>alert('Hack');</script> your site";

$this->assertArrayHasKey('harm', $this->input->post());

$this->assertEquals("Hello, i try to <script>alert('Hack');</script> your site", $this->input->post('harm'));

$this->assertEquals("Hello, i try to [removed]alert&#40;'Hack'&#41;;[removed] your site", $this->input->post('harm', TRUE));

}

// --------------------------------------------------------------------

public function test_post_get()

{

$_SERVER['REQUEST_METHOD'] = 'POST';

$_POST['foo'] = 'bar';

$this->assertEquals('bar', $this->input->post_get('foo'));

}

// --------------------------------------------------------------------

public function test_get_post()

{

$_SERVER['REQUEST_METHOD'] = 'GET';

$_GET['foo'] = 'bar';

$this->assertEquals('bar', $this->input->get_post('foo'));

}

// --------------------------------------------------------------------

public function test_cookie()

{

$_COOKIE['foo'] = 'bar';

$this->assertEquals('bar', $this->input->cookie('foo'));

$this->assertNull($this->input->cookie('bar'));

}

// --------------------------------------------------------------------

public function test_server()

{

$this->assertEquals('GET', $this->input->server('REQUEST_METHOD'));

}

// --------------------------------------------------------------------

public function test_fetch_from_array()

{

$data = array(

'foo' => 'bar',

'harm' => 'Hello, i try to <script>alert(\'Hack\');</script> your site',

);

$foo = $this->input->fetch_from_array($data, 'foo');

$harm = $this->input->fetch_from_array($data, 'harm');

$harmless = $this->input->fetch_from_array($data, 'harm', TRUE);

$this->assertEquals('bar', $foo);

$this->assertEquals("Hello, i try to <script>alert('Hack');</script> your site", $harm);

$this->assertEquals("Hello, i try to [removed]alert&#40;'Hack'&#41;;[removed] your site", $harmless);

$_SERVER['REQUEST_METHOD'] = 'POST';

$_POST['foo']['bar'] = 'baz';

$barArray = array('bar' => 'baz');

$this->assertEquals('baz', $this->input->post('foo[bar]'));

$this->assertEquals($barArray, $this->input->post('foo[]'));

$this->assertNull($this->input->post('foo[baz]'));

}

// --------------------------------------------------------------------

public function test_valid_ip()

{

$this->assertTrue($this->input->valid_ip('192.18.0.1'));

$this->assertTrue($this->input->valid_ip('192.18.0.1', 'ipv4'));

$this->assertFalse($this->input->valid_ip('555.0.0.0'));

$this->assertFalse($this->input->valid_ip('2001:db8:0:85a3::ac1f:8001', 'ipv4'));

// v6 tests

$this->assertFalse($this->input->valid_ip('192.18.0.1', 'ipv6'));

$ip_v6 = array(

'2001:0db8:0000:85a3:0000:0000:ac1f:8001',

'2001:db8:0:85a3:0:0:ac1f:8001',

'2001:db8:0:85a3::ac1f:8001'

);

foreach ($ip_v6 as $ip)

{

$this->assertTrue($this->input->valid_ip($ip));

$this->assertTrue($this->input->valid_ip($ip, 'ipv6'));

}

}

// --------------------------------------------------------------------

public function test_method()

{

$_SERVER['REQUEST_METHOD'] = 'GET';

$this->assertEquals('get', $this->input->method());

$this->assertEquals('GET', $this->input->method(TRUE));

$_SERVER['REQUEST_METHOD'] = 'POST';

$this->assertEquals('post', $this->input->method());

$this->assertEquals('POST', $this->input->method(TRUE));

}

// --------------------------------------------------------------------

public function test_is_ajax_request()

{

$this->assertFalse($this->input->is_ajax_request());

$_SERVER['HTTP_X_REQUESTED_WITH'] = 'test';

$this->assertFalse($this->input->is_ajax_request());

$_SERVER['HTTP_X_REQUESTED_WITH'] = 'XMLHttpRequest';

$this->assertTrue($this->input->is_ajax_request());

}

// --------------------------------------------------------------------

public function test_input_stream()

{

$this->markTestSkipped('TODO: Find a way to test input://');

}

// --------------------------------------------------------------------

public function test_set_cookie()

{

$this->markTestSkipped('TODO: Find a way to test HTTP headers');

}

public function test_ip_address()

{

// 127.0.0.1 is set in our Bootstrap file

$this->assertEquals('127.0.0.1', $this->input->ip_address());

// Invalid

$_SERVER['REMOTE_ADDR'] = 'invalid_ip_address';

$this->input->ip_address = FALSE; // reset cached value

$this->assertEquals('0.0.0.0', $this->input->ip_address());

// TODO: Add proxy_ips tests

// Back to reality

$_SERVER['REMOTE_ADDR'] = '127.0.0.1'; // back to reality

}

}